Omega Seamaster Seamaster Chronograph

Reference ST 176.007

About this watch

The Omega Seamaster ST 176.007 Seamaster Chronograph is a stunning timepiece that effortlessly combines elegance with functionality. Produced between 1972 and 1976, this classic beauty is not just a tool for telling time; it’s a piece of history, a statement of style, and a marvel of horological engineering. At the heart of the ST 176.007 is the Omega caliber 1040, an automatic chronograph movement that’s as robust as it is reliable. This movement is actually Omega’s version of the Lemania 1340, known for its durability and precision. With a 40-hour power reserve and 17 jewels, this movement is designed for performance. The design of the Omega ST 176.007 is truly captivating, with a cushion-shaped case measuring 38.50 mm in diameter that strikes the perfect balance between boldness and wearability. The sunburst blue dial is one of the most striking features of this timepiece, offering versatility and sophistication. Whether you’re at the office or enjoying a night out, this watch is sure to enhance your style with its elegant design and robust functionality.
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Key Features

  • Omega caliber 1040 automatic chronograph movement
  • Cushion-shaped stainless steel case measuring 38.50 mm in diameter
  • Sunburst blue dial with stick indexes and hands
  • 60 meters water resistance, suitable for everyday wear
  • Plexiglass crystal offers a soft, warm look
  • Robust automatic chronograph movement with 40-hour power reserve
  • Date complication ensures precise timekeeping

Specifications

Brand
Omega
Family
Seamaster
Model
Seamaster Chronograph
Reference
ST 176.007
Movement
1040
Movement Features
  • Small Seconds, Minutes, Additional 24 Hour Hand (adjustable)
  • Date
  • Chronograph
Case
Stainless Steel 38.5mm
Dial Color
Blue
Crystal
Plexi
Water Resistance
60

Current Listings

[WTS] 60s Omega Seamaster Ref. 14701 SC-62 | Brushed linen dial | Date magnifier | Onyx Applied indices | All original | Great Condition | $930

60s Omega Seamaster Ref. 14701 SC-62 | Brushed linen dial | Date magnifier | Onyx Applied indices | All original | Great Condition | $930

Omega - 14701 SC-62 · $930
This is a 60s Omega Seamaster Ref. 14701 SC-62 with a unique brushed linen dial, date magnifier, and onyx applied indices.

  • Condition: Great Condition
  • Diameter: 34.5mm
  • Thickness: 10mm
  • Lug-to-lug: 41mm
Posted at
Nov 1, 2025, 6:28 PM
Active
[WTS] Omega Seamaster Titanium 41.5mm - 18k Gold Bezel - Ref. 2297.80 - Price Reduced!

Omega Seamaster Titanium 41.5mm - 18k Gold Bezel - Ref. 2297.80 - Price Reduced!

Omega - 2297.80 · $2,350
A beautiful vintage Omega Seamaster with a 41.5mm case size, featuring an 18k gold bezel and a great blue wave dial.

  • Condition: Decent shape, some dings and scratches from wear
  • Material: Titanium case, 18k gold bezel
  • Case size: 41.5mm diameter
  • Movement accuracy: +/- 5 seconds per day
Posted at
Nov 1, 2025, 5:40 PM
Active
[WTS] Omega Seamaster. 41mm. Automatic. Chronograph.

Omega Seamaster. 41mm. Automatic. Chronograph.

A 41mm automatic chronograph Omega Seamaster Professional, available for sale.

  • Size: 41mm diameter
  • Movement type: Automatic
Posted at
Nov 1, 2025, 4:00 PM
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[WTS] Omega Seamaster Professional 36mm blue non wave 212.30.36.20.01.003 $2350

Omega Seamaster Professional 36mm blue non wave 212.30.36.20.01.003 $2350

This Omega Seamaster Professional is a 36mm non wave dial watch with a reference number of 212.30.36.20.01.003. It has been freshly polished and looks new.

  • Condition: Freshly polished, running a bit fast as per timegrapher numbers
  • Case size: 36mm diameter
  • Wrist fit: 18cm
Posted at
Nov 1, 2025, 1:54 PM
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[WTS] Omega Seamaster Seaweed

Omega Seamaster Seaweed

Omega - Seamaster Seaweed · $4,600
Up for sale is my 2024 Omega Seamaster, which I just bought new and it's unfortunately a little too big for my wrist.

  • Condition: Mint
  • Warranty Valid Until: October 2029
  • Shipping: CONUS (continental United States)
  • Size: Too big for the seller's wrist
Posted at
Nov 1, 2025, 1:29 PM
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[WTS] Omega Seamaster (SMP300 Seaweed) Full kit

Omega Seamaster (SMP300 Seaweed) Full kit

Omega - 21032422010001 · $4,500
A Omega Seamaster 300 is available for sale, featuring a full set and excellent condition. The watch comes with stock accessories such as a green rubber strap and Uncle bracelet.

  • Condition: Excellent condition
  • Case size: 42mm diameter
  • Strap options: stock green rubber strap, Uncle bracelet, green nato with deployant clasp
Posted at
Nov 1, 2025, 12:39 PM
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[WTS] Omega Seamaster Aqua Terra Shades

Omega Seamaster Aqua Terra Shades

This Omega Aqua Terra Shades features a 38mm case, sun-brushed lavender dial, and an automatic master chronometer certified movement.

  • Condition: Very good
  • Case diameter: 38mm
  • Bracelet material: metal (updated version with quick extension)
Posted at
Nov 1, 2025, 11:59 AM
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[WTS] Vintage Omega Seamaster 166.032

Vintage Omega Seamaster 166.032

Omega - 166.032 · $1,150
A vintage Omega Seamaster 166.032 built in 1968, featuring a gold sparkle dial and automatic movement.

  • Condition: Excellent
  • Case dimensions: 37 mm x 42 lug-to-lug x 18 mm between lugs
  • Movement accuracy: -2 per day on average
  • Dial condition: Immaculate without blemishes
Posted at
Nov 1, 2025, 11:49 AM
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[WTS] Omega Seamaster Aqua Terra “PyeongChang 2018” 522.10.42.21.03.001 – 41.5 mm Co-Axial – Box and Papers 🎯 – $3,699 Shipped

Omega Seamaster Aqua Terra “PyeongChang 2018” 522.10.42.21.03.001 – 41.5 mm Co-Axial – Box and Papers 🎯 – $3,699 Shipped

This is the Omega Seamaster Aqua Terra “PyeongChang 2018” Limited Edition, released to commemorate the 2018 Winter Olympics in South Korea. It features a blue teak dial and a stainless steel case with 150m water resistance, powered by the Co-Axial Master Chronometer Calibre 8500.

  • Condition: Excellent overall with faint surface wear from light use
  • Case size: 41.5mm
  • Water resistance: 150m
  • Depth rating: 150m water resistance
Posted at
Oct 31, 2025, 10:01 PM
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